Barman vs ZFS Autobackup
A side-by-side comparison of two self-hosted backup & recovery options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Barman | ZFS Autobackup |
|---|---|---|
| Deploy effort | Read-the-docs project | Read-the-docs project |
| Health score | 88 · Excellent | 65 · Good |
| Category | Backup & Recovery | Backup & Recovery |
| License | GPL-3.0 | GPL-2.0 |
| Language | Python | Python |
| Setup difficulty | Hard | Medium |
| Min. RAM | 256 MB | 128 MB |
| Deployment | bare-metal | bare-metal, binary |
| GitHub stars | ★ 3,244 | ★ 794 |
| First released | 2012 | 2012 |
| Replaces | Veeam | Veeam |
What are Barman and ZFS Autobackup?
Barman
Barman is a disaster recovery tool for PostgreSQL servers that manages backups and point-in-time recovery. It supports remote backups, retention policies, and WAL archiving.
- Point-in-time recovery
- Retention policy management
- Remote backup support
ZFS Autobackup
zfs-autobackup is a tool for automatically creating and replicating ZFS snapshots between hosts and pools. It handles retention thinning and supports encrypted transfers.
- Automated ZFS snapshots
- Cross-host replication
- Retention thinning
- Encrypted sends
Barman vs ZFS Autobackup: key differences
Both projects are written in Python. Licensing differs — GPL-3.0 for Barman versus GPL-2.0 for ZFS Autobackup. ZFS Autobackup is the lighter option, starting around 128 MB of RAM against 256 MB for Barman. Barman has the considerably larger community, at 3,244 GitHub stars versus 794.
Why pick each one
Choose Barman if…
- Released under the GPL-3.0 license
- Active community (3.2k GitHub stars)
- Written in Python
- Tiny footprint — runs in 256 MB RAM
Choose ZFS Autobackup if…
- Released under the GPL-2.0 license
- Written in Python
- Tiny footprint — runs in 128 MB RAM
Frequently asked questions
Is Barman or ZFS Autobackup better?
Neither is universally better. Barman has the larger community, while ZFS Autobackup is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are Barman and ZFS Autobackup free and open-source?
Yes. Barman is licensed under GPL-3.0 and ZFS Autobackup under GPL-2.0. Both can be self-hosted at no software cost.
Can I run Barman and ZFS Autobackup with Docker?
Barman: check the project docs for container support. ZFS Autobackup: check the project docs for container support.
Which is lighter on resources, Barman or ZFS Autobackup?
ZFS Autobackup has the smaller minimum footprint at 128 MB of RAM, compared to about 256 MB for Barman. Real-world usage depends on library size, user count, and enabled features.